copy_to_user() returns the number of bytes remaining but we want to
return a negative error code. This is in the ioctl handler and the
error code gets passed to userspace.
Signed-off-by: Dan Carpenter <error27@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
Status =
copy_to_user(erq->pointer, pAd->nickname,
erq->length);
Status =
copy_to_user(erq->pointer, pAd->nickname,
erq->length);
+ if (Status)
+ Status = -EFAULT;
break;
}
case SIOCGIWRATE: /*get default bit rate (bps) */
break;
}
case SIOCGIWRATE: /*get default bit rate (bps) */